Reference Guide for the Model XM128 ISDN Digital Modem
Contents
vii
Commands for Incoming Calls
........................................................................................
6-4
Digital Data
...............................................................................................................
6-4
Determining the Packet Length
................................................................................
6-5
Answering a Call Using MSN
...................................................................................
6-6
Data over Speech Channel
................................................................................
6-7
Best-effort Call Answering
.................................................................................
6-7
Ambiguity Resolution Switch for Voice Calls
.....................................................
6-8
Multi Auto-Answering of Data Calls
...................................................................
6-8
Understanding ISDN Communication Protocols
.............................................................
6-9
V.110 ISDN Communications
.................................................................................
6-10
Answering a V.110 Call
....................................................................................
6-10
Making a V.110 Call
.........................................................................................
6-10
V.120 ISDN Communications
.................................................................................
6-11
Selecting V.120 for European ISDN (DSS1) Switch
........................................
6-11
Selecting V.120 for German National ISDN (1TR6)
.........................................
6-11
Answering a V.120 Call
....................................................................................
6-12
Making a V.120 Call
.........................................................................................
6-12
Configuring the V.120 Mode
......................................................................
6-12
Dialing in V.120 Mode
...............................................................................
6-13
Making a Bundled Call with V.120
.............................................................
6-13
Identifying Your Line Provisioning
.............................................................
6-14
128 Kbps Speeds
......................................................................................
6-15
Dialing Prestored Phone Numbers
............................................................
6-15
Error Correction and Data Compression with V.120
.................................
6-15
X.75 ISDN Communications (Europe)
...................................................................
6-16
Answering an X.75 Call
...................................................................................
6-16
Making an X.75 Call
........................................................................................
6-17
Making a Bundled Call with X.75
..............................................................
6-17
Dialing Prestored Phone Numbers
............................................................
6-18
Invoking V.42bis Data Compression
..........................................................
6-18
Bundle Connection with V.42bis Data Compression
.................................
6-19